// function show(name='silly'){
//   console.log('name',name);
// }
// show('')
// show(undefined)
// show(null)
// show(0)
// show('smith')

function show(name="Jerry"){
  name = 'Tom';
  console.log(`Hello ${arguments[0]}`);
}
show();//Hello undefined
show('Alice');//Hello Alice


function show1(name="Jerry"){
  arguments[0] = 'Tom';
  console.log(`Hello ${name}`);
  console.log(`Hello ${arguments[0]}`);

}
show1();//Hello Jerry Hello Tom
show1('Alice');//Hello Alice Hello Tom
